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Cheap flights from Sacramento to St. Louis from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to St. Louis departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sacramento to St. Louis

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Sacramento to St. Louis.
Frontier Logo
12:03 pm - 10:01 amSMF-STL
19h 58m1 stop
Frontier Logo
9:55 pm - 6:54 pmSTL-SMF
22h 59m1 stop
$240Frontier
Find Deal
Fri, Apr 25 - Sun, Apr 27
American Airlines Logo
2:48 pm - 11:54 pmSMF-STL
7h 06m1 stop
American Airlines Logo
5:31 am - 10:00 amSTL-SMF
6h 29m1 stop
$247American Airlines
Find Deal
Tue, Jun 24 - Tue, Jul 1
United Airlines Logo
5:45 am - 4:52 pmSMF-STL
9h 07m1 stop
United Airlines Logo
4:45 pm - 9:09 pmSTL-SMF
6h 24m1 stop
$257United Airlines
Find Deal
Tue, Apr 22 - Fri, Apr 25
Southwest Logo
3:10 pm - 10:25 pmSMF-STL
5h 15m1 stop
Southwest Logo
5:05 am - 10:50 amSTL-SMF
7h 45m1 stop
$262Southwest
Find Deal
Wed, Apr 16 - Fri, Apr 25
United Airlines Logo
10:43 am - 10:09 pmSMF-STL
9h 26m2 stops
United Airlines Logo
5:35 pm - 10:32 pmSTL-SMF
6h 57m1 stop
$267United Airlines
Find Deal
Wed, Apr 16 - Fri, Apr 25
Delta Logo
12:35 pm - 11:34 pmSMF-STL
8h 59m2 stops
Delta Logo
1:46 pm - 9:55 pmSTL-SMF
10h 09m1 stop
$305Delta
Find Deal
Tue, Apr 22 - Thu, Apr 24
Southwest Logo
2:45 pm - 8:25 pmSMF-STL
3h 40mnonstop
Southwest Logo
6:35 pm - 11:00 pmSTL-SMF
6h 25m1 stop
$319Southwest
Find Deal
Thu, Sep 18 - Sun, Sep 21
Spirit Airlines Logo
7:37 pm - 9:15 amSMF-STL
35h 38m2 stops
Spirit Airlines Logo
10:10 am - 9:46 amSTL-SMF
25h 36m2 stops
$329Spirit Airlines
Find Deal
Thu, May 8 - Sun, May 11
Delta Logo
12:35 pm - 11:34 pmSMF-STL
8h 59m2 stops
Delta Logo
1:56 pm - 9:55 pmSTL-SMF
9h 59m1 stop
$331Delta
Find Deal
Fri, Apr 25 - Fri, May 2
Spirit Airlines Logo
10:41 am - 9:15 amSMF-STL
20h 34m2 stops
Spirit Airlines Logo
10:10 am - 9:46 amSTL-SMF
25h 36m2 stops
$426Spirit Airlines
Find Deal
Wed, May 28 - Sun, Jun 1

Frontier flights from Sacramento to St. Louis

Our best Frontier deals on Sacramento to St. Louis flight tickets
Frontier
Apr 25
SMF12:03 pmSacramento Intl
19h 58m
1 stop
STL10:01 amLambert-St Louis
Apr 27
STL9:55 pmLambert-St Louis
22h 59m
1 stop
SMF6:54 pmSacramento Intl
Frontier
Apr 17
SMF7:59 pmSacramento Intl
19h 44m
1 stop
STL5:43 pmLambert-St Louis
Apr 24
STL9:55 pmLambert-St Louis
22h 59m
1 stop
SMF6:54 pmSacramento Intl
Frontier
May 12
SMF1:18 pmSacramento Intl
5h 47m
1 stop
STL9:05 pmLambert-St Louis
May 15
STL9:55 pmLambert-St Louis
16h 33m
1 stop
SMF12:28 pmSacramento Intl

American Airlines flights from Sacramento to St. Louis

Our best American Airlines deals on Sacramento to St. Louis flight tickets
American Airlines
Jun 24
SMF2:48 pmSacramento Intl
7h 06m
1 stop
STL11:54 pmLambert-St Louis
Jul 1
STL5:31 amLambert-St Louis
6h 29m
1 stop
SMF10:00 amSacramento Intl
American Airlines
Apr 25
SMF11:59 pmSacramento Intl
7h 02m
1 stop
STL9:01 amLambert-St Louis
May 2
STL2:24 pmLambert-St Louis
6h 12m
1 stop
SMF6:36 pmSacramento Intl
American Airlines
May 9
SMF10:09 pmSacramento Intl
8h 09m
1 stop
STL8:18 amLambert-St Louis
May 12
STL5:00 amLambert-St Louis
7h 33m
1 stop
SMF10:33 amSacramento Intl

See travel insights to St. Louis from

How to get the cheapest flight ticket from Sacramento to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, January is the cheapest month to fly from Sacramento to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $246. The month of February is another great option to travel to St. Louis, with average flight prices from Sacramento averaging around $256.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $418. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $455. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Sacramento at noon is the least expensive time of day to depart. momondo users have found prices as low as $422 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $452 per ticket.

What is the cheapest Sacramento Intl to Lambert-St Louis flight route?

Fly from Sacramento Intl to Lambert-St Louis for the best Sacramento Intl - Lambert-St Louis flight prices

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Sacramento when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $337 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Sacramento for as low as $231 on momondo.

What cabin class options are available on Sacramento Intl to Lambert-St Louis flights?

There are 1 cabin classes available to choose from on Sacramento Intl to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Sacramento to St. Louis flight prices changed over time?

As of April 2025, prices for Sacramento to St. Louis flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Sacramento to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Sacramento to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sacramento to St. Louis (SMF to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sacramento to St. Louis

Best Price Found

$119

Fastest flight time

3h 35m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Sacramento in the past 72 hours is $119. The best round-trip flight deal from Sacramento to St. Louis found on momondo in the last 72 hours is $240.
The fastest flight from Sacramento to St. Louis takes 3h 35m
Direct flights go from Sacramento to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Sacramento Intl to Lambert-St Louis by plane?

    There are 1680.4 mi between Sacramento Intl and Lambert-St Louis. In terms of flight time, this usually takes a little over 3h 35m.

  • When did momondo last update prices for flights from Sacramento Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Sacramento Intl Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Sacramento Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Sacramento Intl Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Sacramento to St. Louis?

  • What is the most popular airline from Sacramento to St. Louis?


Best airlines flying from Sacramento to St. Louis

Compare and see reviews for airlines that fly from Sacramento to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $108Free CancellationRating
5.9
3,276 reviews
Search Frontier flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
7,897 reviews
Search Delta flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
SouthwestPriceFrom $346Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
  • Southwest Flights From Sacramento to St. Louis

    Southwest flies from Sacramento to St. Louis around 10 times per week, with 4,272 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Sacramento to St. Louis in the last 72 hours was $346 (round-trip), much lower than the average airfare cost of $509 for Southwest flights on this route.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Florissant
Fairview Heights
Maryland Heights
Hermann
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Wentzville
Alton
Glencoe
Eureka
Festus
Edwardsville
Clayton
Grafton
Litchfield

Why use momondo?

Why should I use momondo to find a flight deal from Sacramento to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Sacramento.

Can I find flights from Sacramento to St. Louis with flexible booking policies on momondo?

All flight searches from Sacramento to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Sacramento to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Sacramento.

I’m not ready to book a flight from Sacramento to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sacramento to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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